{
   "epochs": [ {
      "calculation_time": "13366667247816866",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367330631925288",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E700E8E502571B5413A44FFC45DC8424BBC0C1D59E121D521D6C2E5171DD5327",
   "next_scheduled_calculation_time": "13367935431925405"
}
